86787045

素因数分解:

$3^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:947

約数の個数: 40

約数和(自身を含む): 156249720

約数和(自身を除く): 69462675

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 421, 509, 1263, 1527, 2105, 2545, 3789, 4581, 6315, 7635, 11367, 13743, 18945, 22905, 34101, 41229, 56835, 68715, 170505, 206145, 214289, 642867, 1071445, 1928601, 3214335, 5785803, 9643005, 17357409, 28929015, 86787045]

約数ペア:

[(1, 86787045), (3, 28929015), (5, 17357409), (9, 9643005), (15, 5785803), (27, 3214335), (45, 1928601), (81, 1071445), (135, 642867), (405, 214289), (421, 206145), (509, 170505), (1263, 68715), (1527, 56835), (2105, 41229), (2545, 34101), (3789, 22905), (4581, 18945), (6315, 13743), (7635, 11367)]